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Female Sibyl Mareschal Click to view Sibyl Mareschal in the family tree

Sibyl was born about 1198 in Pembroke, Pembrokeshire, Wales.  Sibyl's father was William Mareschal and her mother was Isabel FitzGilbert de Clare.  Her paternal grandparents were John "le Mareschal" fitz Gilbert and Sybil d'Evereaux; her maternal grandparents were Richard "Strongbow" de Clare and Aoife (Eve) McMurrough. She had five brothers and five sisters, named William, Gilbert, Richard, Walter, Anselm, Margaret, Maud, Eve, Isabella (Marshall) and Joane.  She was the sixth oldest of the eleven children.  She died on April 27th, 1245.


Sibyl's family with William de Ferrers

‌Sibyl and William were married in a religious ceremony on May 14th, 1219.  They had six daughters named Isabel, Sibyl, Maud, Agatha, Eleanor and Joan.

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